#5B2C92
Closest named color: Rebecca Purple (#663399). oklch(41.2% 0.159 300.6), rgb(91, 44, 146).
Aa
White text reads best on this color (9.45:1).
About this color
#5B2C92 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.159 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.029 away. White text reads best on it, at 9.45:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.22:1 |
| White text | 9.45:1 |
Values
| HEX | #5B2C92 |
| RGB | rgb(91, 44, 146) |
| HSL | hsl(268, 54%, 37%) |
| OKLCH | oklch(41.2% 0.159 300.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5B2C92 | 9.45:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #5B2C92 | 2.22:1 | Fails | Lc 12.7 | Not readable |
| #5B2C92 text on white | 9.45:1 | AAA | Lc 91.2 | Preferred for body text |
| #5B2C92 text on black | 2.22:1 | Fails | Lc -11.1 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F7F4FD
oklch(97.2% 0.012 301.3)
-
Step 100
100
#ECE6FA
oklch(93.6% 0.027 299.5)
-
Step 200
200
#DED2F7
oklch(88.5% 0.052 300.1)
-
Step 300
300
#CAB3F4
oklch(80.9% 0.093 300.5)
-
Step 400
400
#B089EE
oklch(70.7% 0.148 300.5)
-
Step 500
500
#9E67E9
oklch(63.2% 0.19 300.6)
-
Step 600
600
#8A49D7
oklch(55.6% 0.208 300.8)
-
Step 700
700
#7539BA
oklch(49.1% 0.193 300.7)
-
Step 800
800 (this color)
#5B2C92
oklch(41.2% 0.159 300.6)
-
Step 900
900
#4D2D78
oklch(37.7% 0.124 300.2)
-
Step 950
950
#2D1B46
oklch(27% 0.078 300.6)
#5B2C92 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #004595 | 0.114 |
| Deuteranopia (no green cones) | #004590 | 0.115 |
| Tritanopia (no blue cones) | #4F445B | 0.120 |
| Achromatopsia (no color) | #464646 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2C92
#5B2C92
oklch(41.2% 0.159 300.6)
- #445200
#445200
oklch(41.2% 0.098 120.3)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5B2C92, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.029
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.056
- Chrysanthemum #560BAD ΔE 0.060
- Imperial Purple #480CA8 ΔE 0.070
- Indigo #4B0082 ΔE 0.076
- Grape #7209B7 ΔE 0.078
- Indigo Blue #3A18B1 ΔE 0.091
Use #5B2C92 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.